27716769 has 8 divisors (see below), whose sum is σ = 41061920. Its totient is φ = 18477828.

The previous prime is 27716743. The next prime is 27716791. The reversal of 27716769 is 96761772.

It is not a de Polignac number, because 27716769 - 2⁷ = 27716641 is a prime.

It is a super-2 number, since 2×27716769² = 1536438567598722, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (27716869) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 513247 + ... + 513300.

It is an arithmetic number, because the mean of its divisors is an integer number (5132740).

Almost surely, 2^27716769 is an apocalyptic number.

It is an amenable number.

27716769 is a deficient number, since it is larger than the sum of its proper divisors (13345151).

27716769 is a wasteful number, since it uses less digits than its factorization.

27716769 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1026556 (or 1026550 counting only the distinct ones).

The product of its digits is 222264, while the sum is 45.

The square root of 27716769 is about 5264.6717846415. The cubic root of 27716769 is about 302.6315490046.

The spelling of 27716769 in words is "twenty-seven million, seven hundred sixteen thousand, seven hundred sixty-nine".